To maximize your puzzling space, click on the Maximize button in the lower right corner of the puzzle screen for fullscreen mode. Click on it again to return to normal mode.

For more tips, see the Online Puzzle Tips page.

Indiana Eastern Railroad GP38-2 puzzle, based on an original photo by David Rohdenburg (photo copyright David Rohdenburg -- used with permission). Photographed at Fernald, Ohio, November 4, 2019. Click here for more information about this photograph